The star was a guest on Oprah's tour, where she discussed her struggles with PTSD and...
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Lady Gaga told Oprah she takes an antipsychotic, and without it she would 'spiral very frequently'
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Oprah says there's a very simple secret to success that helped take her own TV show to the next level
Oprah Winfrey says that by setting an intention for everything she does, she can help...
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